AR023336A1 - WATERPROOF DISPERSIONS OF POLYURETHANE, PROCEDURE FOR OBTAINING, WATERPROOF POLYURETHANE SYSTEM, THE USE OF THE SAME FOR COATING, SUBSTRATES COVERED WITH SUCH SYSTEM AND PROCEDURE FOR COATING. - Google Patents
WATERPROOF DISPERSIONS OF POLYURETHANE, PROCEDURE FOR OBTAINING, WATERPROOF POLYURETHANE SYSTEM, THE USE OF THE SAME FOR COATING, SUBSTRATES COVERED WITH SUCH SYSTEM AND PROCEDURE FOR COATING.Info
- Publication number
- AR023336A1 AR023336A1 ARP990105250A ARP990105250A AR023336A1 AR 023336 A1 AR023336 A1 AR 023336A1 AR P990105250 A ARP990105250 A AR P990105250A AR P990105250 A ARP990105250 A AR P990105250A AR 023336 A1 AR023336 A1 AR 023336A1
- Authority
- AR
- Argentina
- Prior art keywords
- polyurethane
- coating
- mol
- procedure
- waterproof
- Prior art date
Links
- 229920002635 polyurethane Polymers 0.000 title abstract 6
- 239000004814 polyurethane Substances 0.000 title abstract 6
- 239000011248 coating agent Substances 0.000 title abstract 4
- 238000000576 coating method Methods 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 4
- 239000000758 substrate Substances 0.000 title abstract 2
- 239000006185 dispersion Substances 0.000 title 1
- 229920005862 polyol Polymers 0.000 abstract 5
- 150000003077 polyols Chemical class 0.000 abstract 5
- 150000002009 diols Chemical class 0.000 abstract 3
- 125000003010 ionic group Chemical group 0.000 abstract 2
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 230000001174 ascending effect Effects 0.000 abstract 1
- 150000007942 carboxylates Chemical class 0.000 abstract 1
- 125000002843 carboxylic acid group Chemical group 0.000 abstract 1
- 125000005442 diisocyanate group Chemical group 0.000 abstract 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
- 239000005056 polyisocyanate Substances 0.000 abstract 1
- 229920001228 polyisocyanate Polymers 0.000 abstract 1
- 229920003009 polyurethane dispersion Polymers 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C11/00—Surface finishing of leather
- C14C11/003—Surface finishing of leather using macromolecular compounds
- C14C11/006—Surface finishing of leather using macromolecular compounds using polymeric products of isocyanates (or isothiocyanates) with compounds having active hydrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
- C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
- C08G18/0823—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing carboxylate salt groups or groups forming them
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4266—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones
- C08G18/4269—Lactones
- C08G18/4277—Caprolactone and/or substituted caprolactone
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6625—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/34
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/703—Isocyanates or isothiocyanates transformed in a latent form by physical means
- C08G18/705—Dispersions of isocyanates or isothiocyanates in a liquid medium
- C08G18/706—Dispersions of isocyanates or isothiocyanates in a liquid medium the liquid medium being water
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Polyurethanes Or Polyureas (AREA)
- Paints Or Removers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
Dispersiones acuosas de poliuretano que contienen un poliuretano, constituido por: a) al menos un poliol, preferentemente un diol, con un peso molecularmedio, determinado como media numérica, de 500 a 6000 g/mol, preferentemente 1000 a 4000, enespec ial 1500 a 3000 g/mol, b) al menos un poliol, preferentementediol, con un peso molecular de menos de 500 g/mol, preferentemente de 61 a 499 g/mol; c) al menos un poliisocianato alifático, preferentemente diisocianato;d) al menos un diol con unpeso m olecular menor que 450 g/mol, que porta uno o varios grupos ionicos y/o uno o varios grupos potencialmente ionicospreferentemente al menos un grupo ácido carboxílico o carboxilato; e) al menos una amina reactiva frente a grupos NCO, que portagrupos hidroxi, y posee unafuncionalidad de OH de 1 a 6; f) agua y, en caso dado; g) un monoalcohol, caracterizadas porque la proporcion molar de poliol de componente a) respecto a lasuma de polioles b) y d) asciende a 1:1,5 hasta 1,4preferentemente 1:2 a 1;3, la proporcion molar de la suma de polioles a), b) y d) respecto a poliisocianatoc) a 1:1,1 hasta 1:2,5, preferentemente 1:1,2 a 1:1,7, ascendiendo la funcionalidad de OH del poliuretano a 2 hasta 6, preferentemente 2 a 4,y ascendiendo elpeso mo lecular medio de poliuretano, determinado como media numérica, a menos de 15000, preferentemente de 2500 a 10000, en especial de 3000 a 7000 g/mol;procedimiento para su obtencion, sistema acuoso de poliuretano, el empleo delmismo para revestimiento, sustratos revestidos con dicho sistema y procedimientopara el revestimiento.Aqueous polyurethane dispersions containing a polyurethane, consisting of: a) at least one polyol, preferably a diol, with an average molecular weight, determined as a numerical average, of 500 to 6000 g / mol, preferably 1000 to 4000, especially 1500 to 3000 g / mol, b) at least one polyol, preferably diol, with a molecular weight of less than 500 g / mol, preferably 61 to 499 g / mol; c) at least one aliphatic polyisocyanate, preferably diisocyanate; d) at least one diol with a molecular weight less than 450 g / mol, which carries one or more ionic groups and / or one or more potentially ionic groups, preferably at least one carboxylic acid group or carboxylate; e) at least one reactive amine against NCO groups, which carries hydroxy groups, and has an OH functionality of 1 to 6; f) water and, where appropriate; g) a monoalcohol, characterized in that the molar ratio of polyol of component a) with respect to the sum of polyols b) and d) amounts to 1: 1.5 to 1.4 preferably 1: 2 to 1; 3, the molar ratio of the sum of polyols a), b) and d) with respect to polyisocyanoc) to 1: 1.1 to 1: 2.5, preferably 1: 1.2 to 1: 1.7, the OH functionality of the polyurethane increasing to 2 to 6 , preferably 2 to 4, and ascending the average molecular weight of polyurethane, determined as a numerical average, to less than 15,000, preferably from 2,500 to 10,000, especially from 3,000 to 7,000 g / mol; process for obtaining it, aqueous polyurethane system , the use of the same for coating, substrates coated with said system and procedure for coating.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19847791A DE19847791A1 (en) | 1998-10-16 | 1998-10-16 | Aqueous polyurethane dispersions |
Publications (1)
Publication Number | Publication Date |
---|---|
AR023336A1 true AR023336A1 (en) | 2002-09-04 |
Family
ID=7884718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP990105250A AR023336A1 (en) | 1998-10-16 | 1999-10-15 | WATERPROOF DISPERSIONS OF POLYURETHANE, PROCEDURE FOR OBTAINING, WATERPROOF POLYURETHANE SYSTEM, THE USE OF THE SAME FOR COATING, SUBSTRATES COVERED WITH SUCH SYSTEM AND PROCEDURE FOR COATING. |
Country Status (10)
Country | Link |
---|---|
US (1) | US6284836B1 (en) |
EP (1) | EP0994136B1 (en) |
JP (1) | JP4755744B2 (en) |
KR (1) | KR100605423B1 (en) |
AR (1) | AR023336A1 (en) |
AT (1) | ATE356156T1 (en) |
AU (1) | AU768848B2 (en) |
CA (1) | CA2285821A1 (en) |
DE (2) | DE19847791A1 (en) |
ZA (1) | ZA996525B (en) |
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DE20010978U1 (en) | 2000-06-21 | 2000-09-07 | Schaefer, Philipp, 30519 Hannover | Coated substrate |
DE10214971A1 (en) * | 2002-04-04 | 2003-10-16 | Basf Ag | Cross-linked polyurethanes |
DE10218866A1 (en) * | 2002-04-26 | 2003-11-13 | Ge Bayer Silicones Gmbh & Co | Use of an aqueous coating composition for the production of surface coatings of seals |
US7906199B2 (en) * | 2004-12-23 | 2011-03-15 | Ppg Industries Ohio, Inc. | Color harmonization coatings for articles of manufacture comprising different substrate materials |
US20070020463A1 (en) * | 2004-12-23 | 2007-01-25 | Trainham James A | Flexible polymer coating and coated flexible substrates |
US8389113B2 (en) * | 2002-09-17 | 2013-03-05 | Ppg Industries Ohio, Inc. | Substrates and articles of manufacture coated with a waterborne 2K coating composition |
GB0222522D0 (en) | 2002-09-27 | 2002-11-06 | Controlled Therapeutics Sct | Water-swellable polymers |
TWI256416B (en) * | 2003-06-02 | 2006-06-11 | Rohm & Haas | Aqueous leather treatment composition and method of use |
DE102004015430A1 (en) * | 2004-03-30 | 2005-10-20 | Bayer Chemicals Ag | Aqueous polyurethane dispersions |
GB0417401D0 (en) | 2004-08-05 | 2004-09-08 | Controlled Therapeutics Sct | Stabilised prostaglandin composition |
US20060141234A1 (en) * | 2004-12-23 | 2006-06-29 | Rearick Brian K | Coated compressible substrates |
US20060141264A1 (en) * | 2004-12-23 | 2006-06-29 | Rearick Brian K | Soft feel coating for a rigid substrate |
TWI388584B (en) * | 2005-03-04 | 2013-03-11 | Showa Denko Kk | The film is formed with a paste |
DE102005019430A1 (en) * | 2005-04-25 | 2006-10-26 | Bayer Materialscience Ag | N-methylpyrrolidone-free polyurethane dispersions based on dimethylolpropionic acid |
DE102005031043A1 (en) * | 2005-07-02 | 2007-01-25 | Lanxess Deutschland Gmbh | Polyaspartic acid derivatives in polysiloxane-containing coating compositions |
BRPI0617075A2 (en) * | 2005-09-02 | 2011-07-12 | Dow Global Technologies Inc | aqueous polyurethane dispersion, use of a polyurethane dispersion and solvent free polyurethane dispersion |
GB0613333D0 (en) | 2006-07-05 | 2006-08-16 | Controlled Therapeutics Sct | Hydrophilic polyurethane compositions |
GB0613638D0 (en) | 2006-07-08 | 2006-08-16 | Controlled Therapeutics Sct | Polyurethane elastomers |
GB0620685D0 (en) | 2006-10-18 | 2006-11-29 | Controlled Therapeutics Sct | Bioresorbable polymers |
US20080108773A1 (en) * | 2006-11-06 | 2008-05-08 | Wicks Douglas A | Polyurethane dispersions containing POSS nanoparticles |
US20100093927A1 (en) * | 2007-12-10 | 2010-04-15 | Roberts C Chad | Polyurethanes with Nonionic Hydrophilic Terminating Groups and Aqueous Dispersions Thereof |
WO2009084227A1 (en) * | 2007-12-27 | 2009-07-09 | Midori Hokuyo Co., Ltd. | Topcoat |
US20090246393A1 (en) * | 2008-03-27 | 2009-10-01 | Ppg Industries Ohio, Inc. | Polycarbodiimides |
CN101284941B (en) * | 2008-05-15 | 2010-08-04 | 苏州宝泽高分子材料有限公司 | High solid and high light resin composition for chemical leather |
RU2494151C2 (en) | 2008-05-16 | 2013-09-27 | Мидори Хокуйо Ко., Лтд. | Top coating |
KR101722791B1 (en) * | 2008-12-23 | 2017-04-05 | 바스프 에스이 | Adhesion promoter for adhesive composites composed of plastic and of a polyisocyanate polyaddition product |
CN101967755A (en) * | 2010-10-27 | 2011-02-09 | 江苏宝泽高分子材料股份有限公司 | Temperature-sensing color-changing leather-sense resin for synthetic leather and preparation method thereof |
CN102220079A (en) * | 2011-05-21 | 2011-10-19 | 贝内克-长顺汽车内饰材料(张家港)有限公司 | Aqueous polyurethane coating suitable for automotive interior-decorating polyvinyl chloride material and preparation method thereof |
EP2895522B1 (en) * | 2012-09-13 | 2020-11-11 | Hexion Research Belgium SA | Aqueous polyurethane dispersion derived from tertiary alkyl glycidyl esters |
JP6247492B2 (en) | 2012-11-06 | 2017-12-13 | ダウ グローバル テクノロジーズ エルエルシー | Aqueous leather coating composition and method for coating leather |
DE102013108828B4 (en) | 2013-08-14 | 2016-11-17 | Synthopol Chemie Dr. Rer. Pol. Koch Gmbh & Co. Kg | Aqueous hydroxyl-containing polyurethane dispersions, a process for their preparation and their use in coating compositions |
JP6225013B2 (en) * | 2013-12-13 | 2017-11-01 | Dicグラフィックス株式会社 | Reactive ink composition for low gloss design and laminated coating film using the same |
EP3026071A1 (en) * | 2014-11-26 | 2016-06-01 | Henkel AG & Co. KGaA | Stabilised polyurethane dispersions |
KR101961517B1 (en) * | 2015-03-20 | 2019-03-22 | 구자은 | Polyurethane coating agent with enhanced touchness and anti scratch and coted members with thereof |
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CN109371699A (en) * | 2018-09-12 | 2019-02-22 | 福建隆上超纤有限公司 | A kind of preparation method of high-temperature resistant waterborne polyurethane artificial leather |
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-
1998
- 1998-10-16 DE DE19847791A patent/DE19847791A1/en not_active Withdrawn
-
1999
- 1999-10-04 AT AT99119098T patent/ATE356156T1/en active
- 1999-10-04 US US09/411,096 patent/US6284836B1/en not_active Expired - Lifetime
- 1999-10-04 DE DE59914235T patent/DE59914235D1/en not_active Expired - Lifetime
- 1999-10-04 EP EP99119098A patent/EP0994136B1/en not_active Expired - Lifetime
- 1999-10-12 CA CA002285821A patent/CA2285821A1/en not_active Abandoned
- 1999-10-14 AU AU54020/99A patent/AU768848B2/en not_active Ceased
- 1999-10-14 JP JP29240699A patent/JP4755744B2/en not_active Expired - Lifetime
- 1999-10-15 KR KR1019990044688A patent/KR100605423B1/en not_active IP Right Cessation
- 1999-10-15 ZA ZA9906525A patent/ZA996525B/en unknown
- 1999-10-15 AR ARP990105250A patent/AR023336A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
DE59914235D1 (en) | 2007-04-19 |
KR20000029096A (en) | 2000-05-25 |
AU5402099A (en) | 2000-04-20 |
US6284836B1 (en) | 2001-09-04 |
ATE356156T1 (en) | 2007-03-15 |
EP0994136B1 (en) | 2007-03-07 |
AU768848B2 (en) | 2004-01-08 |
KR100605423B1 (en) | 2006-07-31 |
JP2000119511A (en) | 2000-04-25 |
DE19847791A1 (en) | 2000-04-20 |
CA2285821A1 (en) | 2000-04-16 |
ZA996525B (en) | 2000-04-17 |
EP0994136A1 (en) | 2000-04-19 |
JP4755744B2 (en) | 2011-08-24 |
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